{"coeffs": [-1.6768537108744e-06, 7.425870945455644e-05, 0.43509874534411214, 0.15041780295078433], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.771633353953053e-07, 1.045924064563827e-06, 0.0041664532277307645, 0.0024539132294172754], "covariance": [[3.138684740838944e-14, -1.3229256613227227e-13, -4.46362867744374e-10, -3.7526095325215694e-10], [-1.3229256613227265e-13, 1.0939571488337164e-12, 4.282499531836617e-09, 2.396632119572769e-09], [-4.463628677443756e-10, 4.282499531836618e-09, 1.7359332498868107e-05, 9.0715293633862e-06], [-3.752609532521573e-10, 2.396632119572766e-09, 9.071529363386188e-06, 6.021690137509122e-06]]}